CN104204559A - Hoop for a hydrostatic or hydrodynamic bearing, method for mounting such a hoop on a shaft, and assembly formed by such a hoop and a shaft - Google Patents
Hoop for a hydrostatic or hydrodynamic bearing, method for mounting such a hoop on a shaft, and assembly formed by such a hoop and a shaft Download PDFInfo
- Publication number
- CN104204559A CN104204559A CN201380019777.6A CN201380019777A CN104204559A CN 104204559 A CN104204559 A CN 104204559A CN 201380019777 A CN201380019777 A CN 201380019777A CN 104204559 A CN104204559 A CN 104204559A
- Authority
- CN
- China
- Prior art keywords
- cylindrical shell
- axle
- cranse
- ring
- described cylindrical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 17
- 230000002706 hydrostatic effect Effects 0.000 title claims description 8
- 238000003754 machining Methods 0.000 claims abstract description 10
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 2
- 230000000297 inotrophic effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000002349 favourable effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/003—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/06—Bearing arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/0566—Ceramic bearing designs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/057—Bearings hydrostatic; hydrodynamic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/022—Sliding-contact bearings for exclusively rotary movement for radial load only with a pair of essentially semicircular bearing sleeves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
- F16C17/14—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load specially adapted for operating in water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/043—Sliding surface consisting mainly of ceramics, cermets or hard carbon, e.g. diamond like carbon [DLC]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/046—Brasses; Bushes; Linings divided or split, e.g. half-bearings or rolled sleeves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/02—Assembling sliding-contact bearings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49636—Process for making bearing or component thereof
- Y10T29/49639—Fluid bearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Sliding-Contact Bearings (AREA)
- Support Of The Bearing (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Hydraulic Turbines (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention relates to a hoop (120) comprising: a cylinder (200) which, so that it can be mounted around a shaft, is formed by multiple parts (202, 203) that are assembled together using assembly means that can produce an assembly without deformation of an external surface of the cylinder; and a ring (300), of which an external surface forms the internal surface of the bearing and which, so that it can be secured to the external wall of the cylinder, is formed by multiple elements (302, 303) that are secured to the cylinder by securing means that can maintain a machining tolerance of the external surface of the ring.
Description
Technical field
The present invention relates to a kind of cranse, its intention is arranged on the axle of lathe, to form the internal surface of hydrostatic bearing or hydrodynamic bearing.
Background technique
Water lubriucated bearing is known with respect to the advantage of oil-lubricated bearing, especially aspect pollution.In fact, the work of oil-lubricated bearing and maintenance inevitably cause some oil used to be released in environment.
But the production of water lubriucated bearing is difficult especially.Radial internal clearance between internal surface and the outer surface of bearing is reduced to about 0.1mm, and it especially needs the internal surface of bearing to be less than or equal to 5/100 millimeter, and preferably the tolerance of 3/100 millimeter is processed.Obtainable best instrument admits of this machining accuracy at present.
This also needs the oil-lubricated bearing by change them with water lubriucated bearing to overhaul existing machine.
Current this maintenance comprises grinds the axle surface that forms bearing inner surface, so that needed oil-lubricated bearing tolerance (common 50/100 millimeter) is changed to the needed tolerance of water lubriucated bearing (common 5/100 millimeter).For this reason, must remove axle from machine, so that the operation place from machine is transported to workshop by it, with the tool grinding surface with suitable.Once grind, just axle is transported to operation place from factory, then ressemble, after this, machine can recover its operation.
Be accompanied by the risk that is associated with the transport of axle and with the assembling of axle with ressemble the problem being associated, the time during machine inoperation is (the approximately some months) grown especially.This represents high cost for operator, and this often hinders him and carries out this maintenance.
For the operating time of reducing the loss, document FR-A-2938616 has proposed to be a kind ofly intended for preferred scene and to be installed to the cranse on axle, and the exterior radial surface of cranse has formed the internal surface of bearing.
But the mechanical constraint causing due to the clamping of this cranse has the effect of the geometry variation of the outer surface that makes cranse, so lost the machining tolerance of the outer surface of the cranse obtaining in workshop.And because axle surface is machined to the needed tolerance of oil-lubricated bearing, so after cranse being clamped on axle surface, the outer surface tolerance of the cranse of installing is corresponding to the tolerance on axle surface, 50/100 millimeter.
Therefore the object of the invention is to solve this problem by a kind of cranse of special proposition with for the method for this cranse is installed, they have kept the machining tolerance of the outer surface of cranse.
Summary of the invention
For this reason, the object of the invention is a kind of cranse, its intention is arranged on the axle of lathe, to form the internal surface of hydrostatic bearing or hydrodynamic bearing, it is characterized in that, it comprises:
-cylindrical shell, it is made up of multiple parts, to can be arranged on axle around, multiple parts link together by assembling device, this assembling device can generation component and do not make the outer surface distortion of cylindrical shell;
-ring, its outer surface has formed the internal surface of bearing, and ring be made up of multiple elements, to can be fixed on the outer wall of cylindrical shell, multiple elements are fixed on cylindrical shell by fixing device, this fixing device can keep the machining tolerance of the outer surface of described ring.
According to favourable but non-imposed aspect of the present invention, consider all technical possible combinations, cranse above-mentioned can comprise one or more following characteristics:
-cylindrical shell has been equipped regulating device, and regulating device is preferably made up of the multiple round head bolts that radially arrange and can be held on axle, to allow that the assembly being formed by axle and cylindrical shell reaches balance, and the space between retainer shaft and cylindrical shell simultaneously;
-cylindrical shell is made up of first portion and second portion, and various piece is all semicircular;
The outer surface of-cylindrical shell comprises the circumferential collar extending radially outwardly, and ring comprises circular groove, and it has formed the shell that is suitable for the collar, for receiving this collar between cylindrical shell last issue ring is fixed to;
-the collar comprises multiple axial penetration passages, and ring comprises the multiple axial passages that connect landscape surface and annular groove, described fixing device comprises multiple conical stud bolts, and each stud bolt is suitable for being inserted into aiming in the path forming by the axial passage of ring and the axial passage of the cylindrical shell collar;
The outer surface of-ring is made up of ceramic material layer at least in part in the axial direction;
-ring is made up of the first element and the second element, and each element is semicircular;
-york piece is installed into and is clamped on axle, and is fixed on the landscape surface of cylindrical shell by the fixing device being preferably made up of multiple cascade stud bolts;
-fixing device also comprises multiple radial bolts, and each bolt is inserted in the opening that is arranged at the radial directed on ring edge, and is swirled in the tapped hole that is arranged at the radial directed in cylindrical shell;
The machining tolerance of the outer surface of-ring is 5/100 millimeter, preferably 4/100 millimeter, and preferably 3/100 millimeter.
Object of the present invention or a kind of assembly being formed by axle and cranse, it is characterized in that, this cranse is corresponding with cranse above-mentioned, this cranse is fixed on axle by laying, laying is made up of liner material, liner material be suitable for the gap between axle and cylindrical shell and be positioned axle and cylindrical shell between gap in.
According to favourable but non-imposed aspect of the present invention, consider all technical possible combinations, assembly described above can comprise one or more following characteristics:
The inotropic fluid resin of-liner material right and wrong, preferred epoxy.
Object of the present invention or a kind of method, it,, for the cranse corresponding with cranse above-mentioned being installed to the axle of lathe, to form the internal surface of hydrostatic bearing or hydrodynamic bearing, is characterized in that, it comprises the following steps:
-by the various constituent elements of assembling cylindrical shell, the cylindrical shell of cranse is arranged on to axle around;
-by produce laying between cylindrical shell and axle, cylindrical shell is fixed on axle;
-by the various element of ring being fixed on cylindrical shell and ring being installed on cylindrical shell.
According to favourable but non-imposed aspect of the present invention, consider all technical possible combinations, the method can comprise one or more following characteristics:
After the step of-installation cylindrical shell, be set-up procedure, set-up procedure comprises the assembly balance that axle and cylindrical shell are formed;
-fixing step comprises the fluid resin of noncontractile is injected in the gap between cylindrical shell and axle, and waits for that resin becomes dry.
Brief description of the drawings
According to cranse of the present invention, assembly and method specific embodiment's following description, the present invention will be better understood, and further advantage will become more clear, and this embodiment provides purely as an example and with reference to accompanying drawing, wherein:
-Fig. 1 is the figure that assumes overall responsibility for of lathe, and it combines the cranse being arranged on axle according to of the present invention;
-Fig. 2 is the exploded view according to cranse of the present invention;
-Fig. 3 is the sectional view in the axial plane of the assembly that formed by cranse and axle;
-Fig. 4 is the cross-sectional view of the assembly that formed by cranse and axle; And
-Fig. 5 has described cranse to be arranged on the method on axle with the form of block diagram.
Embodiment
Device 1 shown in Fig. 1 comprises Mark Lewis-Francis (Francis) water turbine 2, and its impeller 3 obtains supply from shell 4, and pressurization conduit 5 leads to shell 4.
Turbine 2 also comprises axle 6, and impeller 3 is arranged on axle 6, and around axis X
6and rotate this axis X with axle
6in current embodiment, be vertical, this axis or the longitudinal axis of axle 6.Axle 6 is being fixed to aspect rotation on another axle 7, thereby forms the driving element of alternator 8.
A series of pre-stators 9 and stator 10 are provided between tank 4 and impeller 3, and its function is the stream E of guiding from conduit 5 and tank 4, and this stream intention is upward through impeller 3 in the side of suction pipe 11.
Impeller 3 comprises blade 31, and it extends at top 32 with between being with 33.
Impeller 3 is fixed on the lower end 61 of axle 6, and lower end is called as axle pin sometimes.Axle pin 61 can form entirety or be connected on the remaining part of axle 6 with the remaining part of axle 6.Impeller 3 is by known device itself, for example bolt (not shown) and being arranged on axle pin 61.
Hydrostatic bearing 100 forms in the top of axle pin 61 around axle 6, so as at the active part 3 and 6 of turbine 2 around axis X
6rotation during absorb the power on axle 6 of putting on.
As a kind of variant, bearing 100 can be hydrodynamic bearing.
This bearing 100 is limited between fixing lining 110 and cranse 120, and cranse 120 forms entirety with axle 6.Lining 110 is fixed, because in the time that impeller 3 and axle 6 rotate, lining 110 is not around axis X
6rotation.Therefore lining 110 is irremovable with respect to the structure (particularly including element 4 and 5) of turbine 2.
Bearing 100 is limited between the interior radial surface 111 of lining 110 and the outer radial face 121 of cranse 120, and these surfaces are all columniform, circular, and when turbine 2 during in mounting construction center in axis X
6on.
Supply pipeline 160 is allowed by lining 110 clean pressurized water is supplied in the gap corresponding with bearing 100 of surface between 111 and 121.
Consider rotatablely moving between surface 121 and surface 111, importantly, surface 121 is continuous as far as possible, and there is no coarse part and irreqularity.
In Fig. 2 to Fig. 4, show the structure of cranse 120.
Cranse 120 is compound.It comprises be radially positioned at cranse 120 inner side and surround axle 6 cylindrical shell 200, be radially positioned at the outside of cranse 120 and surround the ring 300 of cylindrical shell 200, for will ring 300 devices that are fixed to the fixing device on cylindrical shell 200, the lower york piece 500 that is positioned at cylindrical shell 200 both sides and upper york piece 600 and york piece 500 and 600 is fixed on cylindrical shell 200.
In order to be arranged on axle 6 around, cylindrical shell 200 is made up of first portion 202 and second portion 203.Part 202 and 203 is identical, and links together by assembling device.
Part 202 is semicircular.It has inner radial surface 210, outer surface 212, transverse to axis X
6plane on smooth lower landscape surface 214 and the upper landscape surface 216 of connecting surface 210 and 212, and comprising axis X
6axial plane on the first straight section 218 and the second straight section 220 of connecting surface 210 and 212.
The profile of the outer surface 212 of part 202 has the outstanding antelabium of radially outward: the lower lip 222 of annular is to upper lip 224, and the first straight line type antelabium 226 and the second straight line type antelabium 228 (Fig. 3).
Lower annular lip 222 carries annular flanges 230, its radially outward is outstanding, to be formed for encircling 300 shoulder 232 together with antelabium 222.
The first section 218 and the second section 220 are formed separately on the first antelabium 226 and the second antelabium 228, and lower landscape surface 214 and upper landscape surface 216 are formed separately in flange 230 and upper lip 221.
At intermediate altitude place, outer surface 212 has the outstanding collar of radially outward 234.This collar radially extends beyond antelabium 222 to 224, but does not extend beyond flange 230.
Similarly, second portion 203 is limited between inner radial surface 211, outer surface 213, lower landscape surface 215 and upper landscape surface 217 and the first section 219 and the second section 221 (Fig. 2).Outer surface 213 comprises annular lower lip 223 and upper lip 225, and the first straight line type antelabium 227 and the second straight line type antelabium 229.Outer surface 213 also has flange 231 and the collar 235.
On the assembling position of two parts 202 and 203, the first section 218 of first portion 202 is shelved on the second section 221 of second portion 203, and the second section 220 of first portion 202 is shelved on the first section 219 of second portion 203.
Each straight line type antelabium 226 to 229 comprises the multiple borings that penetrate 240 perpendicular to its cross section.Each boring of the first section of a part is aimed at the corresponding boring of second section of another part.
First portion 202 and second portion 203 link together by bolt 242.Each bolt is inserted in the boring of a part and the corresponding boring of another part, then screws downwards, so that straight line type antelabium in opposite directions in couples against each other together.
This assembling device allows that these two parts 202 are connected with 203, and does not make its geometry variation.
Once these two parts 202 and 203 have been joined together, meeting the internal surface 122 of composition cranse 120 of lower surface 210 and 211 so.Surface 210 and 211 all has the radius more bigger than the radius of axle 6, at least install 120 of cranses around the part of axle 6 in.Or rather, the radius that the radius on surface 210 and 211 equals axle 6 adds predetermined play, and it preferably equals 1 millimeter.This play is greater than the tolerance of 50/100 millimeter on the radius of outer surface of axle 6, to ensure there is gap 124 between the internal surface 122 of cranse 120 and axle 6.
These gap 124 use layings 126 are filled, thereby allow cylindrical shell 200 to be fixed on axle 6.Layer 126 is by liner resin, and preferred epoxy is made, and it is connected to cylindrical shell on axle, and to absorb radial force, tangential force is absorbed by york piece 500 and 600.
Cylindrical shell 200 has been equipped regulating device, and regulating device is made up of the multiple round head bolts 260 that remain in tapped through hole 262 radially, and the lower lip 222 that radially tapped through hole is located at part 202 and 203 is to upper lip 225.In the time that round head bolt is screwed into, the far-end of screw and axle 6 come in contact, and make to change the axis of cylindrical shell 200 with respect to the axis X of axle 6 by reaction force
6position.In the time that cylindrical shell 200 is installed on axle 6, the adjustment of various round head bolts 260 allows that the assembly being formed by axle 6 and cylindrical shell 200 reaches balance, to avoid around axis X
6any energy imbalance, the simultaneously gap 124 between retainer shaft 6 and cylindrical shell 200.
For ring 300 is fixed on cylindrical shell 200, the upper lip 222 of part 202 and 203 to lower lip 225 has been equipped radially tapped blind hole 207, its as described below by intention cooperate with the radially set screw of the ring 300 on cylindrical shell 200.
And the collar 234 and 235 of part 202 and 203 comprises multiple axial penetration passages 208 that distribute with regular annular pattern.As described in inciting somebody to action below, their intentions are received in the conical fixing stud bolt of ring 300 on cylindrical shell 200.
Finally, as described in inciting somebody to action below, above part 202 and 203,214 to 217 having equipped axial blind hole 209 below, to receive cascade stud bolt, this stud bolt is fixed to upper york piece 600 and lower york piece 500 on cylindrical shell 200.
In order to be easily mounted on the outer surface 212 and 213 of cylindrical shell 200, ring 300 is made up of the first element 302 and the second element 303, and they are fixed on cylindrical shell 200 by fixing device.
Element 302 is semicircular.It comprises inner face 310, outer radial surface 312, on Transverse plane straight lower landscape surface 314 and the upper landscape surface 316 of connecting surface 310 and 312, and on axial plane the first straight section 318 and the second straight section 320 of connecting surface 310 and 312.
Similarly, element 303 is limited between internal surface 311, outer radial face 313, lower landscape surface 315 and upper landscape surface 317 and the first sections 319 and the second sections 321.
Preferably, the outer surface 312 and 313 of element 302 and 303 comprises lower limb 323 and top edge 325 and intermediate portion 324.This is made up of ceramic material layer, ceramic material layer has formed excessive thickness, and process processing in the time that ring 300 is arranged on cylindrical shell 300, makes in intermediate portion, the radius of outer surface 312 and 313 has needed tolerance, to form the internal surface of water lubriucated bearing.
Once these two elements 302 and 303 have been fixed on cylindrical shell 200, to form ring 300 o'clock, meeting of outer surface 312 and 313 will form the outer radial face 121 of cranse 120.The size of element 302 and 303 is suitable for making the connecting part of outer surface 312 and 313 between the first element 302 and the second element 303 tangent to each other, and forms the surface of basic continous.
At intermediate altitude place, the internal surface 310 and 311 of element 302 or 303 comprises respectively circular groove 330,331, and their axial dimension is suitable for receiving the collar 234 and 235 through the mode of adjusting.
Element 302 or 303 comprises respectively multiple axial passages 308, and it is from 316,317 bottom parts that extend to element 302,303 above, through groove 330,331.Be fixed to residing position on cylindrical shell 200 at ring 300, each passage 308 of ring is accurately aimed at (Fig. 3) with the corresponding passage 208 of the collar 235 and 235 of cylindrical shell.
And the top edge of the outer surface 312 and 313 of element 302,303 and lower limb have respectively the radial penetration opening 307 that comprises inner shoulder, it can be received in the fixing bolt of appearing of element 302,303 on cylindrical shell.In the time that ring is fixed on cylindrical shell, each opening 307 is accurately aimed at (Fig. 4) with tapped hole 20.
For ring is fixed on cylindrical shell, fixing device comprises axial securing means for impeller and radial fixing device.
Axial securing means for impeller is made up of the conical convergent stud bolt 410 through path, and the passage 308 on described logical Routing Loop 300 and the corresponding passage 208 in cylindrical shell 200 form.These batter post hook bolts 410 have a kind of geometrical shape, and it can guarantee under the situation of stress, to be fixed on cylindrical shell 200 there is no play and do not have on 300 at ring.They remain on correct position by lock screw 412, and lock screw is swirled in the top part with 316, the 317 adjacent passages 308 above that encircle.
Radial fixing device is made up of radial hexagonal hook bolt 414, and it inserts in the opening 307 of ring 300, and is swirled in the tapped hole 207 of cylindrical shell 200.The head rest of bolt is on the shoulder of opening, so that ring 300 is radially held against on cylindrical shell 200.
Thereby utilize these fixing devices, the tolerance that the radius of the outer surface 121 of cranse 120 has still keep its machining after installing time.
In order to be arranged on easily axle 6 around, lower collar 500 is made up of the first sections 502 of assembling around axle 6 and the second sections 503.
Sections 502 is semicircular, and there is interior radial surface 510, outer radial surface 512, on Transverse plane straight lower landscape surface 514 and the upper landscape surface 516 of connecting surface 510 and 512, and on axial plane the first straight section 518 and the second straight section 520 of connecting surface 510 and 512.
Similarly, sections 503 is semicircular, and comprises inner radial surface 511, radially-outer surface 513, straight lower landscape surface 515 and upper landscape surface 517 and straight the first section 519 and the second section 521.
Internal surface 510 and 511 has and equates with the radius of axle 6 or smaller radius, or at least install 120 of cranses around part in.
Each sections 502 or 503 has tapped hole 522, and it is opening perpendicular to the second section 520,521.
Equally, the outer surface 512 and 513 of each sections 502,503 has respectively shell 526, and its split shed 528 is through the base of shell, and perpendicular to the first section 518,519 of sections 502,503 opening.
Pin 506 tangentially inserts shell 526 inside, then, through the opening 528 in the first section of a sections, its bar portion is screwed in the tapped hole 522 of the second section of another sections.Suitable screwing allows that the collar is clamped on axle 6, to avoid the relative movement between cranse and axle.This clamping is enough to absorb tangential force, especially seizes (seizing) moment of torsion, in case bearing is caused to damage.
Lower collar 500 also comprises multiple axial holes 509, and it will 514,515 and above 516,517 couple together below the collar 500.Each hole 509 intentions are accurately aimed at one of them hole 209 on 214,215 below cylindrical shell 200, and wherein lower collar 500 is placed on below cylindrical shell 200 on 214,215.
Fixing device is made up of multiple cascade stud bolts 710.Each stud bolt 710 is contained in hole 509, to be projected in corresponding hole 209.Stud bolt 710 is through customization size, to allow the power absorbing between cylindrical shell 200 and the collar 500.
For the structure that presents the upper collar 600 can provide similar description.
It is as follows for the method for cranse 120 is installed.
In the time that ring 300 is arranged on cylindrical shell 200, in the previous steps 1000 of outer surface 121 of processing cranse 120, process ceramic layer, it has formed the intermediate portion of the outer surface 312 and 313 of the element 302 and 303 of makeup ring.The outer surface 121 obtaining has a kind of radius, it is characterized in that than the less or equal tolerance of the needed tolerance of the internal surface of water lubriucated bearing.
In the time changing oil-lubricated bearing with water lubriucated bearing, oil-lubricated bearing is removed at the scene, and above-mentioned cranse 120 is directly installed on axle 6.
Installing in the step 1100 of lower collar 500, two sections 502 and 503 are placed on axle, and link together by inserting round head bolt 506.Then pin is screwed together, so that the collar 500 is clamped on axle.
Installing around axle 6 in the step 1200 of cylindrical shell 200, first portion 202 and second portion 203 are positioned over to the both sides of axle 6.The first section 218,219 of a part is shelved on second section 220,221 of another part, and each boring 240 of the first section is aimed at the corresponding boring 240 of the second section.Then by bolt 242 being placed in different right boring 240, bolt on afterwards 242, these two parts 202 and 203 are fitted together.Then reduce vertically this assembly, to be shelved on above on 516 of lower collar 500.Cylindrical shell is around axis X
6and rotate, the axial blind hole 209 of cylindrical shell 200 and the hole 509 of lower collar 500 are aimed at.Cascade stud bolt 710 is swirled in hole 509, to protrude from vertical direction outside the upper landscape surface 516 of the collar 500, and enters into the axial blind hole 209 of cylindrical shell 200.
In the axis X with respect to axle 6
6and adjust in the step 1300 of relative position of cylindrical shell 200, operator tightens or unclamps round head bolt 260, and they are shelved on axle 6.In various variants aspect the distance of radially giving prominence to respect to the internal surface 210,211 of cylindrical shell 200 at round head bolt 260, the assembly being formed by axle and cylindrical shell is configured to rotation, to determine that whether assembly is around spin axis X
6and obtain correct balance.After this step, between cylindrical shell 200 and the surface of axle 6, produce gap 124.
Cylindrical shell being fixed in the step 1 on axle 6, between the internal surface 210,211 of cylindrical shell 200 and axle surface, produce laying 126.The liner resin with suitable mobility is injected in gap 124.Liner resin, through selecting, during curing can not shrink it.After resin polymerization, at least aspect the absorption of radial stress, cylindrical shell 200 is being fixed on axle 6, tangential stress is absorbed by the collar 500 and 600.
Will ring 300 steps 1500 that are fixed on cylindrical shell 200 in, the first element 302 is arranged on cylindrical shell, make below it 514 to be seated in the shoulder 232,234 forming between lower lip 222,223 and cylindrical shell york piece 230,231, and the collar 234,235 of cylindrical shell is received in groove 330.The first element 302 moves radially, to each axial passage 308 is aimed at the corresponding axial passage 208 in the cylindrical shell collar 234,235, and corresponding tapped hole 207 in lower lip and the upper lip of each radial opening 307 and cylindrical shell is aimed at.Conical stud bolt 410 is inserted in the path being formed by the axial passage in ring and cylindrical shell, and is locked on correct position by tightening lock screw 412.Radial bolts 414 is swirled in hole 207 by opening 307.Encircle thereby be fixed on axle 6 by cylindrical shell 300.
Installing in the step 1600 of york piece 600, two sections 602 and 603 are positioned on axle, and sell 506 by insertion and link together.Before in the end york piece 600 being tightened on axle 6, york piece 600 is applied on the upper landscape surface 216 of cylindrical shell 200, and carries out radial directed, and axial hole 609 is aimed at the axial blind hole 209 of cylindrical shell 200.Once obtain this relative position, just cascade stud bolt 710 be inserted in hole 609 and 209.Stud bolt 710 remains on correct position by assembling lock screw 712.Thereby lower york piece 600 is connected on cylindrical shell 200.
After cranse 120 is installed on axle 6, just assembles lining 110, and carry out other and re-assembly step, to allow that machine is reactivated.
Ensure that according to cranse of the present invention and its installation method the internal surface of bearing has needed tolerance.
The generation of laying means does not need machining shaft surface, and to give its tolerance, this tolerance adapts with the needed tolerance in surface of the internal surface of composition water lubriucated bearing.
Cylindrical shell is fixed on axle, and need not clamp, and therefore need not make its geometrical shape, and at least the geometrical shape of its outer surface deforms, and wherein the element of ring is located and is fixed on this outer surface.
In addition, because cranse is made up of cylindrical shell and ring, so ring can utilize axial securing means for impeller to be fixed on axle with optional radial fixing device.Once thereby be fixed on cylindrical shell, the geometrical shape of the outer surface of ring can not deform, it allows that the tolerance obtaining between processing period is kept.
Claims (15)
1. a cranse (120), its intention is arranged on the axle (6) of lathe, to form the internal surface (122) of hydrostatic bearing or hydrodynamic bearing, it is characterized in that, and it comprises:
-cylindrical shell (200), it is by multiple parts (202,203) composition, to can be arranged on described axle around, described multiple part (202,203) link together by assembling device, described assembling device can generation component and do not make outer surface (212, the 213) distortion of described cylindrical shell;
-ring (300), its outer surface (312,313) formed the internal surface of described bearing, and described ring (300) is by multiple elements (302,303) composition, to can be fixed to the outer wall (212 of described cylindrical shell (200), 213) on, described multiple element (302,303) be fixed on described cylindrical shell by fixing device, described fixing device can keep the machining tolerance of the outer surface (312,313) of described ring (300).
2. cranse according to claim 1 (120), it is characterized in that, described cylindrical shell (200) has been equipped regulating device, described regulating device is preferably made up of the multiple round head bolts (260) that radially arrange and can be held on described axle (6), to allow that the assembly being formed by described axle and described cylindrical shell reaches balance, keep the gap (124) between described axle and described cylindrical shell simultaneously.
3. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, described cylindrical shell (200) is made up of first portion (202) and second portion (203), and various piece is all semicircular.
4. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, the outer surface (212 of described cylindrical shell (200), 213) comprise the circumferential collar (234 extending radially outwardly, 235), and described ring (300) comprise circular groove (330,331), described circular groove has formed the shell that is suitable for the described collar, for described ring is being fixed between described cylindrical shell last issue and is receiving the described collar.
5. cranse according to claim 4 (120), it is characterized in that, the described collar (234, 235) comprise multiple axial penetration passages (208), and described ring (300) comprises landscape surface (214, 215) and the groove (330 of described ring, 331) the multiple axial passages (308) that couple together, described fixing device comprises multiple conical stud bolts (410), each stud bolt is suitable for being inserted into aiming in the path forming by the axial passage (308) of described ring (300) and the axial passage of the collar of described cylindrical shell (200).
6. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, the outer surface (312,313) of described ring (300) is made up of ceramic material layer at least in part in the axial direction.
7. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, described ring (300) is made up of the first element (302) and the second element (303), and each element is all semicircular.
8. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, comprise york piece (500; 600); it is mounted to and is clamped in described axle (6) above, and is fixed to described cylindrical shell (214,215 by fixing device; 216,217), on landscape surface, described fixing device is preferably made up of multiple cascade stud bolts (710).
9. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, described fixing device also comprises multiple radial bolts (414), each bolt is inserted in the opening (307) of the radial directed on the edge that is arranged at described ring (300), and is swirled in the tapped hole (207) that is arranged at the radial directed in described cylindrical shell (200).
10. according to the cranse (120) described in arbitrary aforementioned claim, it is characterized in that, the described machining tolerance of the outer surface (312,313) of described ring (300) is 5/100 millimeter, preferably 4/100 millimeter, further preferably 3/100 millimeter.
11. 1 kinds of assemblies that formed by axle (6) and cranse (120), it is characterized in that, described cranse is according to the cranse described in the arbitrary claim in claim 1 to 10, described cranse is fixed on described axle by laying (126), described laying is made up of liner material, described liner material be suitable for the gap (124) between described axle and described cylindrical shell and be positioned at described axle and described cylindrical shell between gap (124) in.
12. assemblies according to claim 11, is characterized in that, the inotropic fluid resin of described liner material right and wrong, preferred epoxy.
13. 1 kinds for going up the axle (6) that is installed to lathe according to the cranse (120) described in arbitrary claim of claim 1 to 10 method of the internal surface (121) to form hydrostatic bearing or hydrodynamic bearing, it is characterized in that, it comprises the steps:
-by the various constituent elements (202,203) of the described cylindrical shell of assembling, the cylindrical shell of described cranse (200) is installed to (1200) around described axle;
-by described cylindrical shell (200) fixing (1400) being arrived on described axle (6) producing laying between described cylindrical shell and described axle;
-by the various element (302,303) of described ring are fixed on described cylindrical shell, described ring (300) is installed to (1500) to described cylindrical shell (300).
14. methods according to claim 13, it is characterized in that, be the step (1300) of adjusting below the step (1100) of described cylindrical shell is installed, it comprises that the assembly that described axle (6) and described cylindrical shell (200) are formed reaches balance.
15. according to the method described in claim 13 or claim 14, it is characterized in that, described fixing step (1400) comprises the fluid resin of noncontractile is injected in the gap (124) between described cylindrical shell (200) and described axle (6), and waits for that resin becomes dry.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR12/53442 | 2012-04-13 | ||
| FR1253442A FR2989296B1 (en) | 2012-04-13 | 2012-04-13 | FRET FOR HYDROSTATIC OR HYDRODYNAMIC BEARING, METHOD OF MOUNTING SUCH FREIGHT ON A SHAFT, ASSEMBLY FORMED OF SUCH FREIGHT AND TREE |
| PCT/EP2013/057663 WO2013153194A1 (en) | 2012-04-13 | 2013-04-12 | Hoop for a hydrostatic or hydrodynamic bearing, method for mounting such a hoop on a shaft, and assembly formed by such a hoop and a shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104204559A true CN104204559A (en) | 2014-12-10 |
| CN104204559B CN104204559B (en) | 2016-03-09 |
Family
ID=48139929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380019777.6A Expired - Fee Related CN104204559B (en) | 2012-04-13 | 2013-04-12 | The cranse of hydrostatic or hydrodynamic bearing, this cranse is installed to method on axle and the assembly that formed of cranse and axle thus |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US9494192B2 (en) |
| EP (1) | EP2836727B1 (en) |
| CN (1) | CN104204559B (en) |
| AU (1) | AU2013246826B2 (en) |
| BR (1) | BR112014025112B1 (en) |
| CA (1) | CA2868389C (en) |
| FR (1) | FR2989296B1 (en) |
| IN (1) | IN2014DN09283A (en) |
| NZ (1) | NZ701287A (en) |
| RU (1) | RU2659895C2 (en) |
| WO (1) | WO2013153194A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502774A (en) * | 2018-06-06 | 2018-09-07 | 中国能源建设集团广东火电工程有限公司 | A kind of absorption tower tower top steering structure and forward method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10584741B2 (en) * | 2018-04-10 | 2020-03-10 | Terry Michael Brown | Bottom bearing |
| CN109505868B (en) * | 2018-11-22 | 2023-12-08 | 中国船舶重工集团公司第七一九研究所 | Self-compensating quick replacement water lubricated bearing |
| US11221043B2 (en) * | 2019-07-29 | 2022-01-11 | Ovivo Inc. | Stabilizer bearing for mast of rotary distributor |
| CN115365787B (en) * | 2022-10-25 | 2023-01-31 | 山东之华管业有限公司 | Automatic clamp assembling equipment and clamp assembling method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2380715A (en) * | 1944-03-17 | 1945-07-31 | Evender S Aker | Sectional journal means for shafts |
| US4149761A (en) * | 1976-02-11 | 1979-04-17 | The Johnson Rubber Company | Water lubricated stave bearing |
| CN1031750A (en) * | 1987-06-15 | 1989-03-15 | 株式会社日立制作所 | The lubricating bearings device of hydraulic machinery |
| EP0561391A2 (en) * | 1992-03-18 | 1993-09-22 | Hitachi, Ltd. | Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit, and method of manufacturing the bearing unit |
| JPH0783231A (en) * | 1993-09-17 | 1995-03-28 | Nippon Tungsten Co Ltd | Slide bearing |
| FR2768661A1 (en) * | 1997-09-24 | 1999-03-26 | Allevard Ressorts Automobile | Anti-roll bar bearing, used in motor vehicles |
| CN101777813A (en) * | 2008-12-27 | 2010-07-14 | 普拉德研究及开发有限公司 | Rotor bearing assembly |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1462039A (en) * | 1973-02-16 | 1977-01-19 | Glacier Metal Co Ltd | Plain bearings |
| US4097094A (en) * | 1976-08-24 | 1978-06-27 | Waukesha Bearings Corporation | Journal bearing assembly with flexible support and viscous damping |
| US5219231A (en) * | 1987-10-02 | 1993-06-15 | Plastic Bearing Housing Australiasia Pty Ltd. | Split race bearing assemblies |
| US5458460A (en) * | 1993-03-18 | 1995-10-17 | Hitachi, Ltd. | Drainage pump and a hydraulic turbine incorporating a bearing member, and a method of manufacturing the bearing member |
| US5689146A (en) * | 1996-11-05 | 1997-11-18 | Synektron Corporation | Conical bearing system for spindle motors |
| BRPI0511385A (en) * | 2004-06-15 | 2007-12-04 | Aly El-Shafei | Methods for controlling instability in fluid film bearings |
| FR2938616B1 (en) | 2008-11-18 | 2012-02-17 | Alstom Hydro France | RING FOR HYDROSTATIC OR HYDRODYNAMIC BEARING, HYDRAULIC MACHINE EQUIPPED WITH SUCH RING AND METHOD OF MOUNTING SUCH RING ON TREE |
-
2012
- 2012-04-13 FR FR1253442A patent/FR2989296B1/en not_active Expired - Fee Related
-
2013
- 2013-04-12 WO PCT/EP2013/057663 patent/WO2013153194A1/en active Application Filing
- 2013-04-12 AU AU2013246826A patent/AU2013246826B2/en not_active Ceased
- 2013-04-12 CN CN201380019777.6A patent/CN104204559B/en not_active Expired - Fee Related
- 2013-04-12 EP EP13717016.3A patent/EP2836727B1/en not_active Not-in-force
- 2013-04-12 BR BR112014025112-6A patent/BR112014025112B1/en not_active IP Right Cessation
- 2013-04-12 CA CA2868389A patent/CA2868389C/en not_active Expired - Fee Related
- 2013-04-12 RU RU2014145543A patent/RU2659895C2/en active
- 2013-04-12 NZ NZ701287A patent/NZ701287A/en not_active IP Right Cessation
-
2014
- 2014-10-09 US US14/510,732 patent/US9494192B2/en active Active
- 2014-11-05 IN IN9283DEN2014 patent/IN2014DN09283A/en unknown
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2380715A (en) * | 1944-03-17 | 1945-07-31 | Evender S Aker | Sectional journal means for shafts |
| US4149761A (en) * | 1976-02-11 | 1979-04-17 | The Johnson Rubber Company | Water lubricated stave bearing |
| CN1031750A (en) * | 1987-06-15 | 1989-03-15 | 株式会社日立制作所 | The lubricating bearings device of hydraulic machinery |
| EP0561391A2 (en) * | 1992-03-18 | 1993-09-22 | Hitachi, Ltd. | Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit, and method of manufacturing the bearing unit |
| JPH0783231A (en) * | 1993-09-17 | 1995-03-28 | Nippon Tungsten Co Ltd | Slide bearing |
| FR2768661A1 (en) * | 1997-09-24 | 1999-03-26 | Allevard Ressorts Automobile | Anti-roll bar bearing, used in motor vehicles |
| CN101777813A (en) * | 2008-12-27 | 2010-07-14 | 普拉德研究及开发有限公司 | Rotor bearing assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502774A (en) * | 2018-06-06 | 2018-09-07 | 中国能源建设集团广东火电工程有限公司 | A kind of absorption tower tower top steering structure and forward method |
| CN108502774B (en) * | 2018-06-06 | 2024-01-23 | 中国能源建设集团广东火电工程有限公司 | Tower top steering structure and steering method of absorption tower |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150023620A1 (en) | 2015-01-22 |
| FR2989296A1 (en) | 2013-10-18 |
| US9494192B2 (en) | 2016-11-15 |
| CN104204559B (en) | 2016-03-09 |
| FR2989296B1 (en) | 2014-05-02 |
| CA2868389C (en) | 2020-04-14 |
| EP2836727A1 (en) | 2015-02-18 |
| EP2836727B1 (en) | 2017-01-11 |
| WO2013153194A1 (en) | 2013-10-17 |
| CA2868389A1 (en) | 2013-10-17 |
| BR112014025112B1 (en) | 2021-04-20 |
| IN2014DN09283A (en) | 2015-07-10 |
| AU2013246826A1 (en) | 2014-11-13 |
| RU2014145543A (en) | 2016-06-10 |
| AU2013246826B2 (en) | 2015-11-26 |
| NZ701287A (en) | 2016-02-26 |
| RU2659895C2 (en) | 2018-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104204559B (en) | The cranse of hydrostatic or hydrodynamic bearing, this cranse is installed to method on axle and the assembly that formed of cranse and axle thus | |
| US7419355B2 (en) | Methods and apparatus for nozzle carrier with trapped shim adjustment | |
| EP1180581B1 (en) | Turbine diaphragm with interchangeable halves and corresponding turbine assembly | |
| EP2754892B1 (en) | Method for assembling shafting of regenerated energy power generation device, and tool for assembling shafting | |
| CN203926468U (en) | A kind of bearing locking apparatus | |
| CA2934090C (en) | System and method for in-situ resurfacing of a wind turbine main rotor shaft | |
| US9790814B2 (en) | Mechanical system for a turbine engine, turbine engine, and method for attaching a mechanical system within a turbine engine | |
| CN101529053B (en) | Guiding device of a flow machine and guide vane for such a guiding device | |
| US8540489B2 (en) | Pelton turbine wheel, method for making same and pelton turbine including such wheel | |
| CN103917720A (en) | Mechanical system comprising a device for connection between a wearing part and the support thereof, heavy-construction machine bucket, and method for implementing said system | |
| RU2504699C2 (en) | Bushing for hydrostatic or hydrodynamic bearings, hydraulic machine equipped with such bushing, and installation method of bushing on shaft | |
| KR102032389B1 (en) | Compressor wheel with balance correction and positive piloting | |
| CN105351016B (en) | Methods and apparatus to facilitate turbine casing assembly | |
| US20090092495A1 (en) | Axial flow hydraulic turbine with fixed blades bolted-on | |
| CN111203603B (en) | Interchange clamping device for turbine disc | |
| KR102513733B1 (en) | Coupling device | |
| KR20170102996A (en) | Fixing device, rotary machine, manufacturing method of rotary machine, assembly method and separation method | |
| US11313356B2 (en) | Integrated system and method for servicing a component of a wind turbine | |
| CN214237270U (en) | Self-adjusting gland of vertical boring machine for cast iron cylinder sleeve | |
| CN214731708U (en) | Guide wheel device of stacker | |
| CN205478528U (en) | Draw bail of molecular pump rotor and main shaft | |
| KR101010518B1 (en) | Tilting pad journal bearing with removal seal tooth. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Grenoble Patentee after: GE RENEWABLE TECHNOLOGIES Address before: Grenoble Patentee before: Alstom Renewable Technologies |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 |